OBD-II code · Powertrain (generic)
P07F1 Input/Turbine Shaft Speed Sensor C Circuit
General electrical fault on input/turbine speed sensor C — third input speed sensor in heavy-duty or hybrid-coupled transmissions.
Is it safe to drive with P07F1?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen or shorted wiring
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.6–2.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Input Shaft Speed Sensor C, Sensor Wiring
Related codes
- P2765Input/Turbine Shaft Speed Sensor B Circuit
- P07EETransmission Range Multi-Function Select Circuit Range/Performance
- P07EFTransmission Range Multi-Function Select Circuit Low
- P07F0Transmission Range Multi-Function Select Circuit High
- P07F2Transmission Range Control Module Communication Circuit
- P07F3Transmission Range Control Module Communication Circuit Low
- P07F4Transmission Range Control Module Communication Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.